alarm calls given by some birds and mammals that inform others of potential threats

A) acoustical signals
B) pheromones
C) monogamous
D) visual communication
E) tactile displays
F) polygynous
G) polyandrous
H) promiscuous

Alarm Calls

Vocal sounds made by animals to warn others in the group of impending danger, a component of social communication among many species.

Potential Threats

Possible sources of danger or harm that could lead to negative outcomes if not recognized, avoided, or addressed properly.